The Tempera Revivalist To understand the impact of John Dickson Batten, one must look at the specific technical vacuum he helped fill during the Edwardian era. He did not merely paint; he revived a dying language. By turning to egg tempera, Batten moved away from the heavy, oily textures common in his time, opting instead for a medium that demanded precision and a certain luminous austerity. His work is defined by this discipline. He…